2004

6.3

1972

6.9

2005

5.6

1954

7.6

2005

7.7

1970

5.5

1970

5.0

2007

7.2

2017

6.7

1994

3.2

1977

3.8

1992

5.7

1974

5.9

2005

6.2

2021

2.0

2005

6.5

1978

7.0

1998

6.1

1998

7.5

2007

5.7